2011 Chevrolet Silverado 1500 Regular Cab Owner's Manual - Page 278

8-4 Climate Controls Select from the following: Climate Control Systems (with Heater Only) With this system the heating and ventilation can be controlled. H (Vent): Air is directed to the instrument panel outlets. ) (Bi-Level): 6 (Floor): Air is divided between the instrument panel and floor outlets. Air is directed to the floor outlets, with some air directed to the windshield, side window, and second row floor outlets. In this mode, the system automatically selects outside air. A. Fan Control B. Temperature Control C. Air Delivery Mode Control Temperature Control: Turn clockwise or counterclockwise to increase or decrease the temperature inside the vehicle. Turn the knob all the way counterclockwise to turn the front system off. Air Delivery Mode Control: Turn clockwise or counterclockwise to increase or decrease the temperature inside the vehicle. The knob can be positioned between two modes to select a combination of those modes. - (Defog): This mode clears the windows of fog or moisture. Air is directed to the windshield, floor outlets, and side window vents. 0 (Defrost): This mode removes fog or frost from the windshield more quickly. Air is directed to the windshield and the side window vents, with some air directed to the floor vents. The system automatically forces outside air into the vehicle. Do not drive the vehicle until all the windows are clear. 9 (Fan Control): Turn clockwise or counterclockwise to increase or decrease the fan speed.